Advertising display sign



FIG. 1 is a perspective view of a advertising display sign, showing the new design in use;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines showing a roof of a car in FIG. 1 and the word taxi are included for the purpose of illustrating the invention in use, and form no part of the claimed design. 

What is claimed is the ornamental design for a advertising display sign, as shown and described. 